440404034434 has 32 divisors (see below), whose sum is σ = 813110014080. Its totient is φ = 174213683712.

The previous prime is 440404034383. The next prime is 440404034437. The reversal of 440404034434 is 434430404044.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 440404034434.

It is not an unprimeable number, because it can be changed into a prime (440404034437) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2822002 + ... + 2973970.

It is an arithmetic number, because the mean of its divisors is an integer number (25409687940).

Almost surely, 2^440404034434 is an apocalyptic number.

440404034434 is a deficient number, since it is larger than the sum of its proper divisors (372705979646).

440404034434 is a wasteful number, since it uses less digits than its factorization.

440404034434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 167914.

The product of its (nonzero) digits is 147456, while the sum is 34.

Adding to 440404034434 its reverse (434430404044), we get a palindrome (874834438478).

The spelling of 440404034434 in words is "four hundred forty billion, four hundred four million, thirty-four thousand, four hundred thirty-four".